写出图示各梁的边界条件

写出图示各梁的边界条件

习题6.1(a)

写出图示各梁的边界条件。ql1

FN

FA Bl

(c)

qAl

A

a

B

x= a x = a+ l

w= 0

x=0 w= 0x =l

w= l

1 2 FNl- ql = 0 2 1 FN = ql 2 FNl1 qll1 l = = EA 2 EA

B

(b)

qAal

Ba

(d )

qAl

Bk

FB

x= a x = a+ l

w= 0

x=0 w= 0 x =l

1 FB = ql 2 1 δ = ql k 2

w=δ